/* Copyright (c) 2020 XEPIC Corporation Limited */
/*
 * Copyright (c) 2003-2014 Stephen Williams (steve@icarus.com)
 *
 *    This source code is free software; you can redistribute it
 *    and/or modify it in source code form under the terms of the GNU
 *    General Public License as published by the Free Software
 *    Foundation; either version 2 of the License, or (at your option)
 *    any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
 * USA.
 */

#include "sys_priv.h"

/*
 * This file contains do nothing stubs of all the VCD routines.
 */

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

#include "vcd_priv.h"

static int dump_flag = 0;

static PLI_INT32 sys_dummy_calltf(ICARUS_VPI_CONST PLI_BYTE8* name) {
  (void)name; /* Parameter is not used. */
  return 0;
}

static PLI_INT32 sys_dumpvars_calltf(ICARUS_VPI_CONST PLI_BYTE8* name) {
  (void)name; /* Parameter is not used. */
  if (dump_flag == 0) {
    vpi_printf("VCD info: dumping is suppressed.\n");
    dump_flag = 1;
  }

  return 0;
}

void sys_vcdoff_register(void) {
  s_vpi_systf_data tf_data;
  vpiHandle res;

  /* All the compiletf routines are located in vcd_priv.c. */

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumpall";
  tf_data.calltf = sys_dummy_calltf;
  tf_data.compiletf = sys_no_arg_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumpall";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumpfile";
  tf_data.calltf = sys_dummy_calltf;
  tf_data.compiletf = sys_one_string_arg_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumpfile";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumpflush";
  tf_data.calltf = sys_dummy_calltf;
  tf_data.compiletf = sys_no_arg_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumpflush";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumplimit";
  tf_data.calltf = sys_dummy_calltf;
  tf_data.compiletf = sys_one_numeric_arg_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumplimit";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumpoff";
  tf_data.calltf = sys_dummy_calltf;
  tf_data.compiletf = sys_no_arg_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumpoff";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumpon";
  tf_data.calltf = sys_dummy_calltf;
  tf_data.compiletf = sys_no_arg_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumpon";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);

  tf_data.type = vpiSysTask;
  tf_data.tfname = "$dumpvars";
  tf_data.calltf = sys_dumpvars_calltf;
  tf_data.compiletf = sys_dumpvars_compiletf;
  tf_data.sizetf = 0;
  tf_data.user_data = "$dumpvars";
  res = vpi_register_systf(&tf_data);
  vpip_make_systf_system_defined(res);
}
